NYC-WTC_000234102

NYC 9/11 Public Portal Document

PSC Analytical Services Certificate of Analysis

R02100402 R02100402 R02100402 Client ID: OSA OSA OSA Client ID: Lab No.: 039093 02 039093 02 039093 02 Lab No.: Date Sampled: 02/10/09 02/10/09 02/10/09 Date Sampled: Matrix: Matrix:

Component RDL Units TEF f of Isomer; RDL Units

Dioxins and furans

2,3,7,8-CI4DBF 0.18 pg 2.7 0.27 0.25 pg 2,3,7,8-CI4DBD 0.42 <0.42 <0.42 0.44 1,2,3,7,8-CI5DBF 0.55 <0.55 <0.027 0.59 2,3,4,7,8-CI5DBF 0.61 <0.61 <0.30 0.48 1.2.3.7.8-CI5DBD 6.3 <6.3 <3.2 0.64 1,2,3,4,7,8-CI6DBF 0.21 0.43 0.043 0.67 1,2,3,6,7,8-CI6DBF 0.19 0.28 0.028 0.30 2,3,4,6,7,8-CI6DBF 0.66 <0.66 <0.066 0.25 1,2,3,7,8,9-CI6DBF 0.66 <0.66 <0.066 0.28 1.2.3.4.7.8-CI6DBD 1.1 <1.1 <0.11 0.63 1,2,3,6,7,8-CI6DBD 0.98 <0.98 <0.098 0.43 1,2,3,7,8,9-CI6DBD 1.2 <1.2 <0.12 0.42 1,2,3,4,6,7,8-CI7DBF 490 <490 <4.9 1.5 1,2,3,4,7,8,9-CI7DBF 28 <28 <0.28 1.1 1.2.3.4.6.7.8-CI7DBD 0.41 42 0.42 0.45 1,2,3,4,6,7,8,9-CI8DBF 0.21 2.4 0.0024 0.48 1,2,3,4,6,7,8,9-CI8DBD 0.48 430 0.43 3.0

TEF pg 1.2 pg MAX TEF <11

ET4CDF 0.18 pg 5.8 7 0.25 pg EP5CDF 0.50 0.70 1 0.36 EH6CDF 0.21 1.8 3 0.23 EH7CDF 26 <26 0 1.1 OCDF 0.21 2.4 1 0.48 ET4CDD 0.27 0.43 1 0.19 EP5CDD 6.3 6.4 1 0.64 EH6CDD 0.57 3.3 2 0.43 EH7CDD 0.41 75 2 0.28 OCDD 0.48 430 1 3.0 Surrogate Recoveries % % 2,3,7,8-T4CDF-13C12 92 2,3,7,8-T4CDD-13C12 92 1,2,3,7,8-P5CDF-13C12 93 1,2,3,7,8-P5CDD-13C12 97 1,2,3,6,7,8-H6CDF-13C12 86 1,2,3,6,7,8-H6CDD-13C12 88 1,2,3,4,6,7,8-H7CDF-13C12 99 1,2,3,4,6,7,8-H7CDD-13C12 100 OCDD-13C12 72

Certificate No:2J0575 file# =DEP00206977.XLS nh Page 6 of Revision No. 0

CITY_21MC100_003233017

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